This Bravo Company Manufacturing BCM4 features a BCM adjustable stock, a BCM pistol grip, a Magpul MOE handguard, a thumb safety/selector, and a Magpul MBUS flip-up rear sight. One 30-round PMAG is included. Get the best bang for your buck when you get a Certified Used Firearm. When you see the Certified Used stamp on any of our firearms, you can be confident that you're getting exactly what you want - a gun only in very good to excellent condition and held to the highest quality standard. All Certified Used Guns come with a 'no questions asked' return policy.